These changes are the raw update to qemu-2.6.

Collission happened in the following patches:

migration: do cleanup operation after completion(738df5b9)
Bug fix.(1750c932f86)
kvmclock: add a new function to update env->tsc.(b52baab2)

The code provided by the patches was already in the upstreamed
version.

Change-Id: I3cc11841a6a76ae20887b2e245710199e1ea7f9a
Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>

1 files changed, 24 insertions, 7 deletions

diff --git a/qemu/tests/qemu-iotests/common.qemu b/qemu/tests/qemu-iotests/common.qemu
index 4e1996c3e..2548a8700 100644
--- a/qemu/tests/qemu-iotests/common.qemu
+++ b/qemu/tests/qemu-iotests/common.qemu
@@ -30,8 +30,6 @@ QEMU_COMM_TIMEOUT=10
 QEMU_FIFO_IN="${TEST_DIR}/qmp-in-$$"
 QEMU_FIFO_OUT="${TEST_DIR}/qmp-out-$$"
 
-QEMU_PID=
-_QEMU_HANDLE=0
 QEMU_HANDLE=0
 
 # If bash version is >= 4.1, these will be overwritten and dynamic
@@ -131,6 +129,8 @@ function _send_qemu_cmd()
 # $qemu_comm_method: set this variable to 'monitor' (case insensitive)
 #                    to use the QEMU HMP monitor for communication.
 #                    Otherwise, the default of QMP is used.
+# $keep_stderr: Set this variable to 'y' to keep QEMU's stderr output on stderr.
+#               If this variable is empty, stderr will be redirected to stdout.
 # Returns:
 # $QEMU_HANDLE: set to a handle value to communicate with this QEMU instance.
 #
@@ -153,11 +153,20 @@ function _launch_qemu()
     mkfifo "${fifo_out}"
     mkfifo "${fifo_in}"
 
-    "${QEMU}" -nographic -serial none ${comm} -machine accel=qtest "${@}" \
+    if [ -z "$keep_stderr" ]; then
+        QEMU_NEED_PID='y'\
+        ${QEMU} -nographic -serial none ${comm} -machine accel=qtest "${@}" \
                                                                 >"${fifo_out}" \
                                                                 2>&1 \
                                                                 <"${fifo_in}" &
-    QEMU_PID[${_QEMU_HANDLE}]=$!
+    elif [ "$keep_stderr" = "y" ]; then
+        QEMU_NEED_PID='y'\
+        ${QEMU} -nographic -serial none ${comm} -machine accel=qtest "${@}" \
+                                                                >"${fifo_out}" \
+                                                                <"${fifo_in}" &
+    else
+        exit 1
+    fi
 
     if [[ "${BASH_VERSINFO[0]}" -ge "5" ||
         ("${BASH_VERSINFO[0]}" -ge "4"  &&  "${BASH_VERSINFO[1]}" -ge "1") ]]
@@ -196,10 +205,18 @@ function _cleanup_qemu()
     # QEMU_PID[], QEMU_IN[], QEMU_OUT[] all use same indices
     for i in "${!QEMU_OUT[@]}"
     do
-        if [ -z "${wait}" ]; then
-            kill -KILL ${QEMU_PID[$i]} 2>/dev/null
+        local QEMU_PID
+        if [ -f "${TEST_DIR}/qemu-${i}.pid" ]; then
+            read QEMU_PID < "${TEST_DIR}/qemu-${i}.pid"
+            rm -f "${TEST_DIR}/qemu-${i}.pid"
+            if [ -z "${wait}" ] && [ -n "${QEMU_PID}" ]; then
+                kill -KILL ${QEMU_PID} 2>/dev/null
+            fi
+            if [ -n "${QEMU_PID}" ]; then
+                wait ${QEMU_PID} 2>/dev/null # silent kill
+            fi
         fi
-        wait ${QEMU_PID[$i]} 2>/dev/null # silent kill
+
         if [ -n "${wait}" ]; then
             cat <&${QEMU_OUT[$i]} | _filter_testdir | _filter_qemu \
                                   | _filter_qemu_io | _filter_qmp